# < 1 no ads
[https://youtu.be/AbAACm1IQE0]
[https://www.youtube.com/watch?v=KdHZwWQWNyM]
[https://www.youtube.com/watch?v=-hVmkA_I9EE]
[https://www.youtube.com/watch?v=1visYpIREUM]

# 1 < t <= 5 no ads
[https://www.youtube.com/watch?v=rpYRAs6ePY8]
[https://www.youtube.com/watch?v=xcgUKzwg0Mo]
[https://youtu.be/sEAT2EFIJow]
[https://www.youtube.com/watch?v=SSgnbQ5UC48]
[https://youtu.be/4oQu26IhiaA]
[https://youtu.be/IbND63HOb0M]
[https://youtu.be/-9sJp9wrdAk]
[https://www.youtube.com/watch?v=yIQGH4aQWI0]

# 1 < t <= 5
[https://www.youtube.com/watch?v=-hVmkA_I9EE]
[https://www.youtube.com/watch?v=l5ODwR6FPRQ]
[https://www.youtube.com/watch?v=7RMQksXpQSk]
[https://www.youtube.com/watch?v=TsXMe8H6iyc]
[https://www.youtube.com/watch?v=tDDVAErOI5U]

# 5 < t <= 10
[https://youtu.be/Tl-hI2IsCo0] # no ad
[https://www.youtube.com/watch?v=IX_d_vMKswE] #no ad
[https://www.youtube.com/watch?v=YVQeTY-Ayko] #no ad
[https://www.youtube.com/watch?v=rE3j_RHkqJc]
[https://www.youtube.com/watch?v=l4bmZ1gRqCc]

# 10 < t <= 30
[https://www.youtube.com/watch?v=RvymAHt3nPc] # no ads
[https://www.youtube.com/watch?v=8XQ1onjXJK0]
[https://www.youtube.com/watch?v=6Lm9EHhbJAY]
[https://www.youtube.com/watch?v=cht9Xq9suGg]

# long video (>30 min), no ads
[https://www.youtube.com/watch?v=-qXxNPvqHtQ]
